CN109491697A - A kind of difference packet generation method and device - Google Patents
A kind of difference packet generation method and device Download PDFInfo
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- CN109491697A CN109491697A CN201811423739.8A CN201811423739A CN109491697A CN 109491697 A CN109491697 A CN 109491697A CN 201811423739 A CN201811423739 A CN 201811423739A CN 109491697 A CN109491697 A CN 109491697A
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- difference
- packet
- original packet
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/65—Updates
- G06F8/658—Incremental updates; Differential updates
Abstract
The invention discloses a kind of difference packet generation method and devices, are related to system updating technology field, are able to solve ECU difference and pack the dispersion of packet stream journey, ECU difference, which packs, makees low efficiency.Method of the invention specifically includes that acquisition original packet；In the case where the original packet supports difference, obtain and the matched difference tool of the original packet；Difference extraction is done to the original packet using the difference tool, generates difference packet.
Description
Technical field
The present invention relates to system updating technology field, in particular to a kind of difference packet generation method and device.
Background technique
System software, the application software for usually thering is automobile vendor initially to install in vehicle device terminal.Car owner is soft using these
During part, partial software may be due to not having the loophole of discovery or in order to meet the new need of car owner in R&D process
It wants, and needs to upgrade the software of original version.
Currently, being upgraded usually the software of engine end using over the air (Over the Air
Technology, abbreviation TOA) difference packet upgrading mode.Since different automobile vendors uses different electronic control units
The difference packet of (Electronic Control Unit, abbreviation ECU) difference tool making upgrading, therefore vehicle tester needs
The application method of the different ECU difference tool of to master, ECU difference pack the dispersion of packet stream journey, and ECU difference, which packs, makees low efficiency.
Summary of the invention
The present invention relates to a kind of difference packet generation method and devices, pack the dispersion of packet stream journey to solve existing ECU difference,
ECU difference, which packs, makees low efficiency.
In a first aspect, the present invention provides a kind of difference packet generation methods, which comprises
Obtain original packet；
In the case where the original packet supports difference, obtain and the matched difference tool of the original packet；
Difference extraction is done to the original packet using the difference tool, generates difference packet.
Second aspect, the present invention provides a kind of difference packet generating means, the difference packet generating means include:
First obtains module, for obtaining original packet；
Second obtains module, for obtaining matched with the original packet in the case where the original packet supports difference
Difference tool；
First generation module generates difference packet for doing difference extraction to the original packet using the difference tool.
The third aspect, the present invention provides a kind of computer readable storage medium, on the computer readable storage medium
It is stored with computer program, difference packet generation side as described in relation to the first aspect is realized when the computer program is executed by processor
Step in method.
Fourth aspect, the present invention provides a kind of clouds characterized by comprising memory, processor and is stored in institute
The computer program stated on memory and run on the processor, the processor are realized when executing the computer program
The step in difference packet generation method as described in relation to the first aspect.
The embodiment of the present invention obtains original packet；In the case where the original packet supports difference, obtain and the original packet
Matched difference tool；Difference extraction is done to the original packet using the difference tool, generates difference packet.It follows that this
Invention by integrating different difference tools beyond the clouds, so that ECU difference packs packet stream journey concentration, ECU difference packet producing efficiency
It is high.
Detailed description of the invention
It, below will be in embodiments herein description in order to illustrate more clearly of the technical solution of embodiments herein
Required attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the application
Example is applied, it for those of ordinary skill in the art, without any creative labor, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 shows a kind of flow charts of difference packet generation method provided in an embodiment of the present invention；
Fig. 2 indicates the flow chart of another difference packet generation method provided in an embodiment of the present invention；
Fig. 3 indicates a kind of structure chart of difference packet generating means provided in an embodiment of the present invention；
Fig. 4 indicates the structure chart of another difference packet generating means provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Referring to Figure 1, Fig. 1 is a kind of flow chart of difference packet generation method provided in an embodiment of the present invention, such as Fig. 1 institute
Show, comprising the following steps:
Step 101, original packet is obtained；
Specifically, the ECU original packet that the available user in the cloud OTA uploads.User can be by registering in the cloud OTA
Account logs in cloud page uploading original packet, can also pass through client and the cloud OTA communications ECU original packet.Above only
It is exemplary illustration, the present invention is not especially limit this.
Step 102, it in the case where the original packet supports difference, obtains and the matched difference tool of the original packet；
Optionally, described in the case where the original packet supports difference, it obtains and the matched difference tool of original packet, packet
It includes:
In the case where the original packet supports difference, the corresponding tool properties of the original packet are identified；Wherein, the work
Tool attribute is used to indicate difference tool types；
Acquisition and the matched difference tool of the tool properties define corresponding difference and extract interface routine.
Wherein, the difference tool types may include Android, 4G, bluetooth etc..
Optionally, before the step of acquisition original packet, further includes:
The corresponding tool properties of at least one account are set.
Before obtaining original packet, different automobile vendors can register corresponding account, the fortune in the cloud OTA in the cloud OTA
Battalion personnel can be in advance the different corresponding tool properties of automobile vendor's account setup, different automobile vendor's accounts in the cloud OTA
The corresponding tool properties being arranged are stored in OTA cloud database.
Specifically, described identify the corresponding tool properties of the original packet, comprising:
Identify the corresponding account of the original packet；
According to the corresponding account of the original packet, the tool properties of the original packet are identified.
Specifically, the information that the cloud OTA can be carried by identification original packet obtains the corresponding target account of original packet
Family.The information that the original packet carries can be the identification information of original packet or the name information of original packet.It obtains former
Begin after wrapping corresponding target account, the corresponding tool properties of target account are searched in OTA cloud database in the cloud OTA, to obtain
It obtains and the matched difference tool of the original packet.
Step 103, difference extraction is done to the original packet using the difference tool, generates difference packet.
It is optional, it is described that difference extraction is done to the original packet using the difference tool, generate difference packet, comprising:
The electronic control unit file upgraded for full dose is extracted from the original packet using the difference tool；
The electronic control unit file that can be used for difference is extracted from the original packet using the difference tool；
Using the difference tool according to the electronic control unit file generated electronic control unit difference that can be used for difference
File；
It is poor using difference tool electronic control unit according to the electronic control unit file verification that full dose upgrades
Single cent part；
If verification passes through, it is determined that the electronic control unit differential file is the difference packet.
Specifically, the extraction interface of multiple difference packets can be defined in the cloud OTA: extracting the electronics control for full dose upgrading
Unit file interface processed extracts the electronic control unit file interface that can be used for difference, extracts electronic control unit file interface
And verification electronic control unit file interface.Different electronic control unit difference tools extracts interface to above-mentioned difference packet
It is realized.
When user is using the cloud OTA production difference packet, said extracted interface is called to generate phase using corresponding difference tool
The differential file answered: the electronic control unit file interface extracted for full dose upgrading is called using the difference tool, in turn
It realizes from original packet and extracts the electronic control unit file upgraded for full dose；Being called to extract using the difference tool can be used for
The electronic control unit file interface of difference, and then the electronic control unit file that can be used for difference is extracted from original packet；It uses
The difference tool, which calls, extracts electronic control unit file interface, and then according to the electronic control unit file that can be used for difference
Generate electronic control unit differential file；Verification electronic control unit file interface is called using the difference tool, and then is made
Electronic control unit differential file described in electronic control unit file verification with full dose upgrading；If verification passes through, it is determined that institute
Stating electronic control unit differential file is the difference packet.Can extract respectively full dose upgrading electronic control unit file and
Alternate file or patch source file in electronic control unit differential file compare verifying, if comparison is consistent, verify
Pass through.The embodiment of the present invention automatically generates difference packet using the difference tool in the cloud OTA, further improves the efficiency of system packet
And accuracy rate.
The embodiment of the present invention obtains original packet；In the case where the original packet supports difference, obtain and the original packet
Matched difference tool；Difference extraction is done to the original packet using the difference tool, generates difference packet.It follows that this
Invention by integrating different difference tools beyond the clouds, so that ECU difference packs packet stream journey concentration, ECU difference packet producing efficiency
It is high.
Optionally, in described the step of doing difference extraction to the original packet using the difference tool, generate difference packet
Later, further includes:
Generate software release upgrade notice；
Software release upgrade notice is sent to engine end.
Specifically, the cloud OTA generates software release upgrade notice, and will be described soft after the cloud OTA generates difference packet
Part edition upgrading notice is sent to engine end.Engine end can download difference packet by the cloud OTA, carry out software upgrading.
Fig. 2 is referred to, Fig. 2 is a kind of flow chart of difference packet generation method provided in an embodiment of the present invention, such as Fig. 2 institute
Show, comprising the following steps:
Step 201, original packet is obtained；
Step 201 is identical as the step 101 in first embodiment of the invention in the present embodiment, and this will not be repeated here.
Step 202, the corresponding system property of the original packet is identified；Wherein, the system property include support difference and
Do not support difference；
Before the step of acquisition original packet, further includes:
The corresponding system property of at least one account is set.
Before obtaining original packet, different automobile vendors can register corresponding account, the fortune in the cloud OTA in the cloud OTA
Battalion personnel can be in advance the different corresponding system properties of automobile vendor's account setup, different automobile vendor's accounts in the cloud OTA
The corresponding tool properties being arranged are stored in OTA cloud database.
Optionally, the system property of the identification original packet may include:
Identify the corresponding account of the original packet；
According to the corresponding account of original packet, the system property of the original packet is identified.
Step 203, judge whether the original packet supports difference according to the corresponding system property of the original packet.
Specifically, the information that the cloud OTA can be carried by identification original packet obtains the corresponding account of original packet.Institute
The information for stating original packet carrying can be the identification information of original packet or the name information of original packet.Obtain original packet pair
After the target account answered, the corresponding system property of target account, the system property are searched in OTA cloud database in the cloud OTA
Including supporting difference and not supporting difference.The cloud OTA judges the original according to the corresponding system property of the target account found
Begin to wrap whether support difference
Step 204, it in the case where the original packet supports difference, obtains and the matched difference tool of the original packet；
Step 204 is identical as the step 102 in first embodiment of the invention in the present embodiment, and this will not be repeated here.
Step 205, difference extraction is done to the original packet using the difference tool, generates difference packet.
Step 205 is identical as the step 103 in first embodiment of the invention in the present embodiment, and this will not be repeated here.
The embodiment of the present invention first judges the system property of difference packet before making difference packet, in the original packet
Support difference in the case where, just obtain and the matched difference tool of the original packet, using the difference tool to described original
Packet does difference extraction, generates difference packet, can further improve ECU difference and pack and make high-efficient and accuracy rate.
Fig. 3 is referred to, Fig. 3 is a kind of structure chart of difference packet generating means provided in an embodiment of the present invention, such as Fig. 3 institute
Show, difference packet generating means 300 include:
First obtains module 301, for obtaining original packet；
Second obtains module 302, in the case where the original packet supports difference, acquisition to be matched with the original packet
Difference tool；
First generation module 303 generates difference for doing difference extraction to the original packet using the difference tool
Packet.
Optionally, the second acquisition module 302 is also used to:
In the case where the original packet supports difference, the corresponding tool properties of the original packet are identified；Wherein, the work
Tool attribute is used to indicate difference tool types；
It obtains and the matched difference tool of the tool properties.
Optionally, first generation module 303 is also used to:
The electronic control unit file upgraded for full dose is extracted from the original packet using the difference tool；
The electronic control unit file that can be used for difference is extracted from the original packet using the difference tool；
Using the difference tool according to the electronic control unit file generated electronic control unit difference that can be used for difference
File；
It is poor using difference tool electronic control unit according to the electronic control unit file verification that full dose upgrades
Single cent part；
If verification passes through, it is determined that the electronic control unit differential file is the difference packet.
The difference packet generating means 300 further include:
First setup module, for the corresponding tool properties of at least one account to be arranged；
It is described to identify the corresponding tool properties of the original packet, comprising:
Identify the corresponding account of the original packet；
According to the corresponding account of the original packet, the tool properties of the original packet are identified.
The difference packet generating means 300 further include:
Second generation module, for generating software release upgrade notice；
Notification module, for software release upgrade notice to be sent to engine end.
The embodiment of the present invention obtains original packet；In the case where the original packet supports difference, obtain and the original packet
Matched difference tool；Difference extraction is done to the original packet using the difference tool, generates difference packet.It follows that this
Invention by integrating different difference tools beyond the clouds, so that ECU difference packs packet stream journey concentration, ECU difference packet producing efficiency
It is high.
Fig. 4 is referred to, Fig. 4 is the structure chart of another difference packet generating means provided in an embodiment of the present invention, such as Fig. 4 institute
Show, difference packet generating means 300 further include:
Identification module 304, for identification corresponding system property of the original packet；Wherein, the system property includes branch
It holds difference and does not support difference；
Judgment module 305, for judging whether the original packet supports difference according to the corresponding system property of the original packet
Point.
Optionally, the difference packet generating means 300 further include:
Second setup module, for the corresponding system property of at least one account to be arranged；
The system property of the identification original packet, comprising:
Identify the corresponding account of the original packet；
According to the corresponding account of the original packet, the system property of the original packet is identified.
The embodiment of the present invention first judges the system property of difference packet before making difference packet, in the original packet
Support difference in the case where, just obtain and the matched difference tool of the original packet, using the difference tool to described original
Packet does difference extraction, generates difference packet, can further improve ECU difference and pack and make high-efficient and accuracy rate.
Further, the present invention also provides a kind of computer readable storage medium, the computer readable storage mediums
On be stored with computer program, difference Bao Sheng as described in above-described embodiment is realized when the computer program is executed by processor
At the step in method.
Further, the present invention also provides a kind of clouds, comprising: memory, processor and is stored in the memory
Computer program that is upper and running on the processor, the processor realize such as above-mentioned reality when executing the computer program
Apply the step in difference packet generation method described in example.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium
Calculation machine program, realizes each process of difference packet generation method embodiment when which is executed by processor, and can reach
To identical technical effect, to avoid repeating, which is not described herein again.Wherein, the computer readable storage medium, it is such as read-only
Memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, abbreviation
RAM), magnetic or disk etc..
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form belongs within protection of the invention.
Claims (16)
1. a kind of difference packet generation method, which is characterized in that the described method includes:
Obtain original packet；
In the case where the original packet supports difference, obtain and the matched difference tool of the original packet；
Difference extraction is done to the original packet using the difference tool, generates difference packet.
2. difference packet generation method according to claim 1, which is characterized in that described to support difference in the original packet
In the case of, it obtains and the matched difference tool of original packet, comprising:
In the case where the original packet supports difference, the corresponding tool properties of the original packet are identified；Wherein, the tool category
Property is used to indicate difference tool types；
It obtains and the matched difference tool of the tool properties.
3. difference packet generation method according to claim 1, which is characterized in that the acquisition original packet the step of it
Afterwards, in the case where the original packet supports difference, obtain with the step of original packet matched difference tool before, further includes:
Identify the corresponding system property of the original packet；Wherein, the system property is including supporting difference and not supporting difference；
Judge whether the original packet supports difference according to the corresponding system property of the original packet.
4. difference packet generation method according to claim 1, which is characterized in that described to use the difference tool to described
Original packet does difference extraction, generates difference packet, comprising:
The electronic control unit file upgraded for full dose is extracted from the original packet using the difference tool；
The electronic control unit file that can be used for difference is extracted from the original packet using the difference tool；
Using the difference tool according to the electronic control unit file generated electronic control unit differential file that can be used for difference；
Use the difference tool text of the electronic control unit difference according to the electronic control unit file verification that full dose upgrades
Part；
If verification passes through, it is determined that the electronic control unit differential file is the difference packet.
5. difference packet generation method according to claim 2, which is characterized in that before the step of the acquisition original packet,
Further include:
The corresponding tool properties of at least one account are set；
It is described to identify the corresponding tool properties of the original packet, comprising:
Identify the corresponding account of the original packet；
According to the corresponding account of the original packet, the tool properties of the original packet are identified.
6. difference packet generation method according to claim 3, which is characterized in that before the step of the acquisition original packet,
Further include:
The corresponding system property of at least one account is set；
The system property of the identification original packet, comprising:
Identify the corresponding account of the original packet；
According to the corresponding account of the original packet, the system property of the original packet is identified.
7. difference packet generation method according to claim 1, which is characterized in that use the difference tool to institute described
After the step of stating original packet and do difference extraction, generating difference packet, further includes:
Generate software release upgrade notice；
Software release upgrade notice is sent to engine end.
8. a kind of difference packet generating means, which is characterized in that the difference packet generating means include:
First obtains module, for obtaining original packet；
Second obtains module, for obtaining and the matched difference of the original packet in the case where the original packet supports difference
Tool；
First generation module generates difference packet for doing difference extraction to the original packet using the difference tool.
9. difference packet generating means according to claim 8, which is characterized in that the second acquisition module is also used to:
In the case where the original packet supports difference, the corresponding tool properties of the original packet are identified；Wherein, the tool category
Property is used to indicate difference tool types；
It obtains and the matched difference tool of the tool properties.
10. difference packet generating means according to claim 8, which is characterized in that the difference packet generating means further include:
Identification module, for identification corresponding system property of the original packet；Wherein, the system property include support difference and
Do not support difference；
Judgment module, for judging whether the original packet supports difference according to the corresponding system property of the original packet.
11. difference packet generating means according to claim 8, which is characterized in that first generation module is also used to:
The electronic control unit file upgraded for full dose is extracted from the original packet using the difference tool；
The electronic control unit file that can be used for difference is extracted from the original packet using the difference tool；
Using the difference tool according to the electronic control unit file generated electronic control unit differential file that can be used for difference；
Use the difference tool text of the electronic control unit difference according to the electronic control unit file verification that full dose upgrades
Part；
If verification passes through, it is determined that the electronic control unit differential file is the difference packet.
12. difference packet generating means according to claim 9, the difference packet generating means further include:
First setup module, for the corresponding tool properties of at least one account to be arranged；
It is described to identify the corresponding tool properties of the original packet, comprising:
Identify the corresponding account of the original packet；
According to the corresponding account of the original packet, the tool properties of the original packet are identified.
13. difference packet generating means according to claim 10, the difference packet generating means further include:
Second setup module, for the corresponding system property of at least one account to be arranged；
The system property of the identification original packet, comprising:
Identify the corresponding account of the original packet；
According to the corresponding account of the original packet, the system property of the original packet is identified.
14. difference packet generating means according to claim 9, the difference packet generating means further include:
Second generation module, for generating software release upgrade notice；
Notification module, for software release upgrade notice to be sent to engine end.
15. a kind of computer readable storage medium, which is characterized in that be stored with computer on the computer readable storage medium
Program realizes such as difference packet of any of claims 1-7 generation side when the computer program is executed by processor
Step in method.
16. a kind of cloud characterized by comprising memory, processor and be stored on the memory and in the processing
The computer program run on device, the processor are realized when executing the computer program such as any one of claim 1-7
Step in the difference packet generation method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811423739.8A CN109491697A (en) | 2018-11-27 | 2018-11-27 | A kind of difference packet generation method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811423739.8A CN109491697A (en) | 2018-11-27 | 2018-11-27 | A kind of difference packet generation method and device |
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Family
ID=65696645
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| CN201811423739.8A Pending CN109491697A (en) | 2018-11-27 | 2018-11-27 | A kind of difference packet generation method and device |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140372799A1 (en) * | 2012-01-29 | 2014-12-18 | Huawei Device Co., Ltd. | System Differential Upgrade Method, Apparatus, and Mobile Terminal |
| CN105867922A (en) * | 2016-03-29 | 2016-08-17 | 乐视控股（北京）有限公司 | Differential upgrade method and system |
| CN106569843A (en) * | 2015-10-12 | 2017-04-19 | 青岛海信移动通信技术股份有限公司 | Method and device for generating OTA central package |
-
2018
- 2018-11-27 CN CN201811423739.8A patent/CN109491697A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140372799A1 (en) * | 2012-01-29 | 2014-12-18 | Huawei Device Co., Ltd. | System Differential Upgrade Method, Apparatus, and Mobile Terminal |
| CN106569843A (en) * | 2015-10-12 | 2017-04-19 | 青岛海信移动通信技术股份有限公司 | Method and device for generating OTA central package |
| CN105867922A (en) * | 2016-03-29 | 2016-08-17 | 乐视控股（北京）有限公司 | Differential upgrade method and system |
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